Home / 8,194,696.80-12,288,358.80-3,144,328.80

Finding the Fourth Proportional to 8,194,696.80, 12,288,358.80 and 3,144,328.80

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Solution

The fourth proportional to 8,194,696.80, 12,288,358.80 and 3,144,328.80 is: 4,715,078.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194,696.80 : 12,288,358.80 = 3,144,328.80 : x
  2. Step 2: Convert to fraction form
    8,194,696.80/12,288,358.80 = 3,144,328.80/x
  3. Step 3: Cross multiply
    8,194,696.80x = 12,288,358.80 × 3,144,328.80
  4. Step 4: Simplify right side
    8,194,696.80x = 38,638,640,479,573.44
  5. Step 5: Solve for x
    x = 38,638,640,479,573.44/8,194,696.80
  6. Step 6: Final answer
    x = 4,715,078.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.